(deftemplate test.beans.User (slot name) (slot age) (slot gender) (slot identifier))
(deftemplate test.beans.Course (slot courseID) (slot teacher) (slot students) (slot identifier))
(deftemplate test.beans.OnlineCourse (slot url) (slot courseID) (slot teacher) (slot students) (slot identifier))
(deftemplate test.beans.Student (slot name) (slot studentID) (slot courses) (slot identifier))
(deftemplate test.beans.Teacher (slot name) (slot teacherID) (slot courses) (slot identifier))
(deftemplate Collection (slot indentifier) (multislot items))
